... 3D GPS chipset, Google street map support, and support map free updated.SpeakerIndependent speakerRingtone FormatsSupport MP3 ringtonesAudio PlaybackBuilt in multimedia player ... /1800/1900MHz; WCDMA 850/900/1800/1900MHzOthersMP3 function, Mp4 function, hand-free calling, message group sending, audio taking, WAP function, handwriting, Bluetooth ...